rewrite new Sidedrawer controller

packages/app/src/layout/sidedrawer/index.jsx

@@ -3,48 +3,202 @@ import classnames from "classnames"
 
 import "./index.less"
 
-export default class Sidedrawer extends React.Component {
-	constructor(props) {
-		super(props)
-		this.state = {
-			render: null
-		}
+export const Sidedrawer = (props) => {
+	const sidedrawerId = props.id ?? props.key
 
-		this.SidedrawerController = {
-			render: this._render,
-			close: this._close
+	return <div
+		key={sidedrawerId}
+		id={sidedrawerId}
+		className={
+			classnames("sidedrawer", {
+				"hided": !props.defaultVisible,
+			})
 		}
+	>
+		{
+			React.createElement(props.children, {
+				...props.props,
+				close: props.close,
+			})
+		}
+	</div>
+}
 
-		window.app["SidedrawerController"] = this.SidedrawerController
+export default class SidedrawerController extends React.Component {
+	state = {
+		drawers: [],
+		lockedIds: [],
 	}
 
-	containerRef = React.createRef()
+	constructor(props) {
+		super(props)
+
+		this.controller = window.app["SidedrawerController"] = {
+			open: this.open,
+			close: this.close,
+			closeAll: this.closeAll,
+			hasDrawers: this.state.drawers.length > 0,
+		}
+	}
+
+	componentDidMount = () => {
+		this.listenEscape()
+	}
+
+	componentDidUpdate() {
+		this.controller.hasDrawers = this.state.drawers.length > 0
+
+		if (this.controller.hasDrawers) {
+			window.app.eventBus.emit("sidedrawer.hasDrawers")
+		} else {
+			window.app.eventBus.emit("sidedrawer.noDrawers")
+		}
+	}
 
 	componentWillUnmount = () => {
 		this.unlistenEscape()
 	}
 
-	_render = (component) => {
-		this.listenEscape()
-		this.setState({ render: component })
+	drawerIsLocked = (id) => {
+		return this.state.lockedIds.includes(id)
 	}
 
-	close = () => {
-		this.unlistenEscape()
-		this.setState({ render: null })
+	lockDrawerId = (id) => {
+		this.setState({
+			lockedIds: [...this.state.lockedIds, id],
+		})
+	}
+
+	unlockDrawer = (id) => {
+		this.setState({
+			lockedIds: this.state.lockedIds.filter(lockedId => lockedId !== id),
+		})
+	}
+
+	open = async (id, component, options = {}) => {
+		if (typeof id !== "string") {
+			options = component
+			component = id
+			id = component.key ?? component.id ?? Math.random().toString(36).substr(2, 9)
+		}
+
+		let drawers = this.state.drawers
+
+		// check if id is already in use
+		// but only if its allowed to be used multiple times
+		const existentDrawer = drawers.find((drawer) => drawer.props.id === id)
+
+		if (existentDrawer) {
+			if (!existentDrawer.props.allowMultiples) {
+				console.warn(`Sidedrawer with id "${id}" already exists.`)
+				return false
+			}
+
+			// fix id appending the corresponding array index at the end of the id
+			// ex ["A", "B", "C"] => ["A", "B", "C", "A-1"]
+			// to prevent id collisions
+
+			let index = 0
+			let newId = id
+
+			while (drawers.find(drawer => drawer.props.id === newId)) {
+				index++
+				newId = id + "-" + index
+			}
+
+			id = newId
+		}
+
+		drawers.push(React.createElement(
+			Sidedrawer,
+			{
+				key: id,
+				id: id,
+				allowMultiples: options.allowMultiples ?? false,
+				...options.props,
+				close: this.close,
+				escClosable: options.escClosable ?? true,
+				defaultVisible: false,
+				selfLock: () => {
+					this.lockDrawerId(id)
+				},
+				selfUnlock: () => {
+					this.unlockDrawer(id)
+				}
+			},
+			component
+		))
+
+		if (options.lock) {
+			this.lockDrawerId(id)
+		}
+
+		await this.setState({ drawers })
+
+		setTimeout(() => {
+			this.toggleDrawerVisibility(id, true)
+		}, 10)
+
+		window.app.eventBus.emit("sidedrawer.open")
+	}
+
+	toggleDrawerVisibility = (id, to) => {
+		const drawer = document.getElementById(id)
+		const drawerClasses = drawer.classList
+
+		if (to) {
+			drawerClasses.remove("hided")
+		} else {
+			drawerClasses.add("hided")
+		}
+	}
+
+	close = (id) => {
+		// if an id is provided filter by key
+		// else close the last opened drawer
+		let drawers = this.state.drawers
+		let drawerId = id ?? drawers[drawers.length - 1].props.id
+
+		// check if id is locked
+		if (this.drawerIsLocked(id)) {
+			console.warn(`Sidedrawer with id "${id}" is locked.`)
+			return false
+		}
+
+		// check if id exists
+		const drawer = drawers.find(drawer => drawer.props.id === drawerId)
+
+		if (!drawer) {
+			console.warn(`Sidedrawer with id "${id}" does not exist.`)
+			return false
+		}
+
+		// emit event
+		window.app.eventBus.emit("sidedrawer.close")
+
+		// toogleVisibility off
+		this.toggleDrawerVisibility(drawerId, false)
+
+		// await drawer transition
+		setTimeout(() => {
+			// remove drawer
+			drawers = drawers.filter(drawer => drawer.props.id !== drawerId)
+
+			this.setState({ drawers })
+		}, 500)
 	}
 
 	listenEscape = () => {
-		document.addEventListener("keydown", this.handleKeyPress)
+		document.addEventListener("keydown", this.handleEscKeyPress)
 	}
 
 	unlistenEscape = () => {
-		document.removeEventListener("keydown", this.handleKeyPress)
+		document.removeEventListener("keydown", this.handleEscKeyPress)
 	}
 
-	handleKeyPress = (event) => {
+	handleEscKeyPress = (event) => {
 		// avoid handle keypress when is nothing to render
-		if (!this.state.render) {
+		if (this.state.drawers.length === 0) {
 			return false
 		}
 
@@ -57,27 +211,16 @@ export default class Sidedrawer extends React.Component {
 		}
 
 		if (isEscape) {
+			// close the last opened drawer
 			this.close()
 		}
 	}
 
-	renderComponent = (component) => {
-		if (!component) {
-			return null
-		}
-
-		if (React.isValidElement(component)) {
-			return React.cloneElement(component)
-		}
-
-		return React.createElement(component)
-	}
-
 	render() {
-		return (
-			<div ref={this.containerRef} className={classnames("sidedrawer", { hided: !this.state.render })}>
-				<React.Fragment>{this.renderComponent(this.state.render)}</React.Fragment>
-			</div>
-		)
+		return <div
+			className="sidedrawers-wrapper"
+		>
+			{this.state.drawers}
+		</div>
 	}
-}
+}

packages/app/src/layout/sidedrawer/index.less

@@ -1,21 +1,37 @@
 @import "theme/vars.less";
 
-.sidedrawer {
-    width: 30vw; // by default
+.sidedrawers-wrapper {
+    display: flex;
+    flex-direction: row;
 
-    background-color: var(--sidedrawer-background-color);
-    border-radius: @app_sidebar_borderRadius 0 0 @app_sidebar_borderRadius;
+    .sidedrawer {
+        position: relative;
 
-    word-break: break-all;
+        width: 30vw; // by default
+        height: 100vh;
 
-    transition: all 150ms ease-out;
+        min-width: 700px;
 
-    padding: 20px;
-    overflow-x: hidden;
-    overflow-y: overlay;
+        z-index: 20;
 
-    &.hided {
-        width: 0;
-        padding: 0;
+        background-color: var(--sidedrawer-background-color);
+        border-radius: 0 @app_sidebar_borderRadius @app_sidebar_borderRadius 0;
+
+        padding: 20px;
+        padding-left: 70px;
+
+        transform: translate(-50px, 0);
+
+        overflow-x: hidden;
+        overflow-y: overlay;
+
+        word-break: break-all;
+        transition: all 250ms ease-in-out;
+
+        &.hided {
+            width: 0;
+            min-width: 0;
+            padding: 0;
+        }
     }
 }